Psrn.jp ranking shows that the page is at position 276,262 over the world, while the bulk of its audience is from Japan, where it ranks 12,868.
It is beneficial to psrn.jp that their hosting company INFOSPHERE NTT PC Communications, Inc., JP servers are located in Japan, as that reduces page load time for the majority of their users. See the list of other webpages hosted on INFOSPHERE NTT PC Communications, Inc., JP servers.
In terms of rank-to-traffic ratio, psrn.jp has 2,679 unique users per day, viewing 2,706 pages. The rank based value of psrn.jp is 49,719 USD. Every user makes 1.08 pageviews on average.
Psrn.jp boasts a link base consisting of 234 referring domains and 287 external backlinks, as revealed by the data obtained from web network scanning.
Psrn.jp top-level domain belongs to .JP domain zone. Check other webpages in .JP zone.
According the last verification test in July 28, 2023, psrn.jp has an expired SSL certificate issued by DigiCert, Inc. (expired on November 04, 2023). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by DigiCert, Inc..
Based on data from Google Safe Browsing, Google Safe Search and Symantec psrn.jp is a fairly safe domain.
According the Mobile-Friendly test by Google psrn.jp is nice optimized for mobile devices and tablets, however the webpage speed could be improved.





| Domain | www.psrn.jp |
| Issuer Organization | DigiCert, Inc. |
| Issuer | GeoTrust Global TLS RSA4096 SHA256 2022 CA1 |
| Algorithm | RSA-SHA256 |
| Valid form | 10/21/2022 |
| Expiration | 11/04/2023 |
| Signed | Certificate is not self signed |
| Additional Domains |
www.psrn.jp psrn.jp |
Alexa Rank shows how popular psrn.jp is in comparison with other sites. The most popular site has Alexa Rank equals 1. If psrn.jp has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to psrn.jp and pageviews on psrn.jp over the past 3 months.
ASN ID: 2514
ASN Title: INFOSPHERE NTT PC Communications, Inc., JPLast Update: 12/25/2025
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS2497 - AS2528'
as-block: AS2497 - AS2528
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can be
remarks: queried at whois.nic.ad.jp.
remarks: To only display English output,
remarks: add '/e' at the end of command,
remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2017-06-12T03:54:29Z
source: APNIC
role: Japan Network Information Center
address: Urbannet-Kanda Bldg 4F
address: 3-6-2 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047,Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2012-08-28T07:58:02Z
source: APNIC
% Information related to 'AS2514'
aut-num: AS2514
as-name: InfoSphere
descr: NTT PC Communications, Inc.
import:
export:
country: JP
admin-c: MH9282JP
tech-c: JP00027819
tech-c: NU3135JP
last-modified: 2009-01-23T23:36:33Z
source: JPNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)
[ JPRS database provides information on network administration. Its use is ]
[ restricted to network administration purposes. For further information, ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e' ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'. ]
Domain Information: [ドメイン情報]
[Domain Name] PSRN.JP
[登録者名] 株式会社ブレインコンサルティングオフィス
[Registrant] Brain Consulting Office inc
[Name Server] ns1.dns.ne.jp
[Name Server] ns2.dns.ne.jp
[Signing Key]
[登録年月日] 2012/08/15
[有効期限] 2025/08/31
[状態] Active
[最終更新] 2024/09/01 01:05:04 (JST)
Contact Information: [公開連絡窓口]
[名前] 株式会社ブレインコンサルティングオフィス
[Name] Brain Consulting Office inc.
[Email] hyperbox@e-brain.ne.jp
[Web Page]
[郵便番号] 101-0051
[住所] 東京都千代田区神田駿河台
2-1-20
お茶の水ユニオンビル6階
[Postal Address] toukyo Japan
2-1-20 Ochanomizu union bilding 6F
kandasurugadai chiyoda-ku
[電話番号] 03-5217-2670
[FAX番号] 03-5217-2671
| Host | A Record | TTL |
|---|---|---|
| psrn.jp | 140.227.39.59 | 3600 |
| Host | MX Record | Priority | TTL |
|---|
| Host | NS Record | TTL |
|---|---|---|
| psrn.jp | ns1.dns.ne.jp | 3600 |
| psrn.jp | ns2.dns.ne.jp | 3600 |
| Host | TXT Record | TTL |
|---|---|---|
| psrn.jp | google-site-verification=nPMmlonl_VoD3yrsgUFTgFSDw3nwsMeG9cEi81yTxbM | 3600 |
master.dns.ne.jp
TTL: 3600
Email address: tech.sakura.ad.jp
Serial: 2018112802
Refresh: 3600
Retry: 900
Expire: 3600000
Minimum: 3600
Last tested: 12/01/2017


| Total Resources | 163 |
| Number of Hosts | 6 |
| Static Resources | 156 |
| JavaScript Resources | 6 |
| CSS Resources | 12 |